Keystones — Cornerstone
Five GCSE retrieval questions · 29 March 2024 · mathsvault.uk/keystones
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1. Number
What is ∛125?
Answer: 5 -
2. Algebra
Solve: x + 13 = 33
Answer: x = 20 -
3. Geometry
Calculate the area of a circle with diameter 14cm
Answer: 153.94cm² -
4. Ratio
Simplify the ratio 21:24
Answer: 7:8 -
5. Statistics
Calculate the range of: 87, 105, 26, 47, 42, 57
Answer: 79